Among 10 persons, A, B, C are to spea...

Among 10 persons, A, B, C are to speak at a function. The number of ways in which it can be done if A wants to speak before B and B wants to speak before C is a. `10 !//24` b. `9!//6` c. `10 !//6` d. none of these

Text Solution

AI Generated Solution

Topper's Solved these Questions

LOGARITHM
CENGAGE ENGLISH|Exercise All Questions|173 Videos
PROBABILITY
CENGAGE ENGLISH|Exercise All Questions|1 Videos

Similar Questions

Explore conceptually related problems

If eight persons are to address a meeting, then the number of ways in which a specified speaker is to speak before another specified speaker, is

Three persons A, B and C speak at a function along with 5 other persons. If the persons speak at random, find the probability that A speaks before B and B speaks before C

The number of ways in which the digits of the number 125453752 can be rearranged such that no two 5's come together is (A) (9!)/(3!2!) (B) (7!)/(3!2!) (C) (.^7C_3⋅6!)/(2!) (D) none of these

If a ,b ,and c are in A.P., then a^3+c^3-8b^3 is equal to (a). 2a b c (b). 6a b c (c). 4a b c (d). none of these

Find the number of ways in which four particular persons A, B, C, D and six more persons can stand in a queue so that A always stands before B, B before and C before D.

Seven different lecturers are to deliver lectures in seven perday. A, B and C are three oftne lectures. The number of ways in which a routine for theday canr be made such that A delivers his lecture before B and B before C, is

In an election, the number of candidates is one greater than the persons to be elected. If a voter can vote in 254 ways, the number of candidates is a. 7 b. 10 c. 8 d. 6

A rational number equal to (-2)/3 is (a) (-10)/(25) (b) (10)/(-15) (c) (-9)/6 (d) None of these

A person wants to leave station B. There are three routes from station B to A and four routes from B to c. In how many ways can he leave the station B.

If a ,b ,c in {1,2,3,4,5,6,} find the number of ways a, b, c can be selected if f(x)=x^(3)+a x^2+b x+c is an increasing function.

CENGAGE ENGLISH-PERMUTATIONS AND COMBINATIONS-All Questions

Consider a 6xx6 chessboard. Then match the following columns. Column I...
Text Solution
|
Find the number of integral solutions of x1+x2+x3+=24 subjected to th...
Text Solution
|
Among 10 persons, A, B, C are to speak at a function. The number of...
Text Solution
|
In how many ways can three persons, each throwing a single dice once, ...
Text Solution
|
In how many ways can a team of 11 players be formed out of 25 playe...
Text Solution
|
Find the number of positive integral solutions of the inequality 3x+y+...
Text Solution
|
Statement 1: the number of ways in which n persons can be seated a...
Text Solution
|
How many integers between 1 annd 1000000 have the sum of the digit equ...
Text Solution
|
Statement 1: Number of terms in the expansion of (x+y+z+w)^(50) is .^(...
Text Solution
|
Find the number of seven letter words that can be formed by using the ...
Text Solution
|
The number of ways in which 10 candidates A1,A2, A(10) can be rank...
Text Solution
|
There are six teachers. Out of them two are primary teacher, two are ...
Text Solution
|
In the decimal system of numeration of six-digit numbers in which t...
Text Solution
|
There are 2 identical white balls, 3 identical red balls, and 4 green ...
Text Solution
|
To fill 12 vacancies, there are 25 candidates of which 5 are from sc...
Text Solution
|
Find the number of ways in which 6 boys and 6 girls can be seated in a...
Text Solution
|
If the difference of the number of arrangements of three things fro...
Text Solution
|
The number of ways in which the letters of the word ARRANGE be arrange...
Text Solution
|
The sum of all four-digit numbers that can be formed by using the d...
Text Solution
|
Find the value (s) of r satisfying the equation "^69 C(3r-1)-^(69)C(r...
Text Solution
|